package main

import "fmt"

/*
   @Time : 2018/8/31 14:55 
   @Author : ff
*/
func main() {
	F()
}

func F(){
	m1 := map[int]string{1:"a",2:"b",3:"c",4:"d",5:"e"}

	m2 := make(map[string]int)

	for k,v := range m1 {
		m2[v] = k
	}

	fmt.Println("m2：",m2)
}
